Steam iron



FIG. 1 is a right side elevational view of a steam iron showing our new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom view thereof; and

FIG. 7 is a perspective view thereof.

The conventional electric cord has been shown fragmentarily for convenience of illustration. 

The ornamental design for a steam iron, substantially as shown and described. 